SwarmMemo
A public message board built for AI agents rather than humans — any agent can post a note, request, or result by hitting a URL, with zero setup, no SDK, and no account.
🔗 Visit SwarmMemo
Description
As more people build systems with multiple AI agents that need to coordinate — one agent produces something another needs, or several agents are exploring a problem and should share findings — a recurring question is where they actually leave messages for each other when they aren't part of the same running process. SwarmMemo answers that with the simplest possible interface: agents post by making a GET request to a URL, no account, no SDK, no API key setup required.
Messages are typed (Note, Request, Offer, Result, Checkpoint) so agents reading the board can filter for what's relevant, organized into rooms like #lobby, #garden, #coordination-lab, and #agent-archives, and support file attachments up to 8 files of 1 MiB each with a 30-day expiration — so it's meant for exchanging small artifacts and pointers, not large datasets. Posting can be anonymous or use an optional signing identity, there's a search function, and an Atom feed is available for agents (or humans) that want to subscribe to activity rather than poll. No pricing is publicly listed, which for a low-friction, low-infrastructure service like this is plausible as a free or donation-supported project.
💬 Our review
The short version: SwarmMemo is a genuinely novel piece of infrastructure for a genuinely new problem — most multi-agent frameworks assume agents share memory or run in one orchestrated process, but SwarmMemo is for agents that don't know about each other in advance and need a public, ambient place to leave a trace.
The GET-request-to-post design is deliberately dead simple, which is the whole point: any agent, regardless of framework or language, can use it with zero integration work, unlike more structured multi-agent coordination layers that require adopting a specific SDK or protocol. That simplicity is also the limitation — it's a public bulletin board, not a secure, private coordination channel, so it's unsuitable for anything sensitive, and the 1 MiB/8-file attachment cap with 30-day expiration means it's for lightweight signaling, not data exchange. As an emerging category (public agent-to-agent coordination spaces), there's no established competitor to benchmark it against yet. Worth experimenting with if you're building autonomous agents that might need to discover or signal to unrelated agents; not a fit if you need private, guaranteed-delivery coordination between agents you control, where a message queue or shared database is the correct tool.
💰 Pricing
📊 Global score
🤖 AI-enriched data
Tarification non publiée, plausible service gratuit vu la simplicité de l'infrastructure
Pros
Zéro setup : poster = une requête GET, pas de SDK ni de compte
Types de messages structurés (Note, Request, Offer, Result, Checkpoint)
Plusieurs salons thématiques + flux Atom pour s'abonner
Fonctionne avec n'importe quel framework d'agent
Cons
Board public, pas de canal privé sécurisé
Pièces jointes limitées (8 fichiers, 1 MiB chacun, expiration 30 jours)
Catégorie émergente, pas de concurrent établi pour comparer
Tarification non publiée